/* 	Realtime Related Tweets Bar v1.0
	Blog : http://www.moretechtips.net
	Project: http://code.google.com/p/realtime-related-tweets-bar/
	Copyright 2009 [Mike @ moretechtips.net] 
	Licensed under the Apache License, Version 2.0 
	(the "License"); you may not use this file except in compliance with the License. 
	You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 
*/
(function($){$.fn.relatedTweets=function(allOptions){var defaults={debug:0,query:'',default_query:'',realtime:1,status:0,lang:'en',n:10,max_tags:5,or_tags:1,show_avatar:1,show_author:1,show_date:1,show_source:1,image_width:48,from_users:'',to_users:'',at_users:'',links_only:0,geocode:'',stay_time:5000,enter_time:300,exit_time:200,animate:'opacity'};allOptions=$.extend({},defaults,allOptions);return this.each(function(){var div=$(this);var count=0,ul=null,max_id=0;var visibleI=-1;var calls=0,removeExtra=false;var effectParams=new Object;var op=allOptions;if(div.attr('options')){try{op=eval('('+div.attr('options')+')');}catch(e){if(op.debug)div.html('<b style="color:red">'+e+'</b>');return;}op=$.extend({},defaults,op);};var searchLoaded=function(json,status){if(!json.results||!json.max_id){if(op.debug)div.html('<b style="color:red">Error:'+(json.error?json.error:'unkown')+'</b>');return;}var rs=json.results;if(json.max_id>0)max_id=json.max_id;if(calls==0){if(rs.length==0)return;count=rs.length;var inDiv=$('<div class="rrt-inner"></div>').appendTo(div.html(''));ul=$('<ul></ul>').appendTo(inDiv);}calls++;for(var i=rs.length-1;i>=0;i--)appendLI(rs[i],rs.length-1-i);if(calls>1&&rs.length)removeExtra=true;if(calls==1)fadeOut();};var appendLI=function(x,i){$('<li style="display:none;">'+(op.show_avatar?'<span class="rrt-author-img">'+'<a href="http://twitter.com/'+x.from_user+'" title="'+x.from_user+'">'+'<img src="'+x.profile_image_url+'" height="'+op.image_width+'" width="'+op.image_width+'" border="0"/>'+'</a>'+'</span>':'')+'<span class="rrt-body">'+(op.show_author?'<strong>'+'<a href="http://twitter.com/'+x.from_user+'" title="'+x.from_user+'">'+x.from_user+'</a>'+'</strong>':'')+'<span class="rrt-content">'+linkify(x.text)+'</span>'+'<span class="rrt-meta">'+(op.show_date?'<a class="rrt-date" href="http://twitter.com/'+x.from_user+'/status/'+x.id+'">'+formatDate(x.created_at)+'</a>':'')+(op.show_source?'<span class="rrt-source"> from '+decodeHTML(x.source)+'</span>':'')+'</span>'+'</span>'+'</li>').appendTo(ul);};var fadeOut=function(){if(visibleI>-1){$('li',ul).eq(visibleI).fadeOut(op.exit_time,fadeIn);}else fadeIn();};var fadeIn=function(){if(removeExtra)removeExtraLI();visibleI++;if(visibleI>=count)visibleI=0;effectParams[op.animate]='show';$('li',ul).eq(visibleI).animate(effectParams,op.enter_time,"linear",fadeStill);if(visibleI+1>=count&&op.realtime)search();};var fadeStill=function(){$('li',ul).eq(visibleI).animate({opacity:1},op.stay_time,"linear",fadeOut);};var removeExtraLI=function(){var crntCount=$('li',ul).size();if(crntCount>op.n){$('li:lt('+(crntCount-op.n)+')',ul).remove();count=op.n;}else{count=crntCount;}removeExtra=false;};var linkify=function(d){return d.replace(/\bhttps?\:\/\/\S+/gi,function(b){var c='';b=b.replace(/(\.*|\?*|\!*)$/,function(m,a){c=a;return''});return'<a class="rrt-link" href="'+b+'">'+((b.length>25)?b.substr(0,24)+'...':b)+'</a>'+c;}).replace(/\B\@([A-Z0-9_]{1,15})/gi,'@<a class="rrt-at" href="http://twitter.com/$1">$1</a>').replace(/\B\#([A-Z0-9_]+)/gi,'<a class="rrt-hashtag" href="http://search.twitter.com/search?q=%23$1">#$1</a>')};var decodeHTML=function(s){return s.replace(/&lt;/gi,'<').replace(/&gt;/gi,'>').replace(/&quot;/gi,'"');};var formatDate=function(dstr){var dat=new Date(),tody=new Date();dat.setTime(Date.parse(dstr));var td=tody.getDate(),tm=tody.getMonth()+1,ty=tody.getFullYear(),th=tody.getHours(),tmn=tody.getMinutes(),ts=tody.getSeconds();var d=dat.getDate(),m=dat.getMonth()+1,y=dat.getFullYear(),h=dat.getHours(),mn=dat.getMinutes(),s=dat.getSeconds();if(y==ty&&m==tm&&d==td){var dh=th-h;if(dh>0)return dh+' hour'+(dh>1?'s':'')+' ago';var dmn=tmn-mn;if(dmn>0)return dmn+' minute'+(dmn>1?'s':'')+' ago';var ds=ts-s;return ds+' second'+(ds>1?'s':'')+' ago';}else return m+'/'+d+'/'+y;};var search=function(){var data={lang:op.lang,q:op.query,rpp:op.n,since_id:max_id};if(op.geocode)data.geocode=op.geocode;$.ajax({url:'http://search.twitter.com/search.json',data:data,success:searchLoaded,dataType:'jsonp'});};var init=function(){var tags=[];if(!op.query&&!op.status)$('a[rel="tag"]:lt('+op.max_tags+')').each(function(){var tag=$.trim($(this).text().replace(/\n/g,''));if($.inArray(tag,tags)==-1)tags[tags.length]=tag;});if(tags.length>0)op.query=tags.join((op.or_tags?' OR ':' '));if(!op.query)op.query=op.default_query;if(op.from_users)op.query+=" from:"+op.from_users.replace(/\s/g,'').replace(/,/g,' OR from:');if(op.to_users)op.query+=" to:"+op.to_users.replace(/\s/g,'').replace(/,/g,' OR to:');if(op.at_users)op.query+=" @"+op.at_users.replace(/\s/g,'').replace(/,/g,' OR @');if(op.links_only)op.query+=' filter:links';search();};init();});}})(jQuery);jQuery(document).ready(function(){jQuery('div.related-tweets').relatedTweets();});